STEP Preview
Examples (up to Proof) are in blue
Key:
- recently added material is in green (where changes are significant)
- suggested questions: * = recommended; ** = strongly recommended
- FM = repeat of document on FM pages
General
Notes on STEP (3 pages; 2/12/24)
STEP - Preparation (3 pages; 25/6/25)
STEP - Methods (12 pages; 9/1/25)
STEP - Exam Technique (10 pages; 9/1/25)
Index of q'ns: Pure (28 pages; 7/6/25)
Index of q'ns: Mechanics (11 pages; 7/6/25)
Index of q'ns: Probability & Statistics (8 pages; 7/6/25)
Possible topics to specialise in (12 pages; 14/12/24)
Important Ideas (6 pages; 12/7/24)
Introductory Ideas & Exs (24 pages; 11/4/25)
Themes
Using an earlier part of the question (3 pages; 20/6/25)
Suggested questions:
2023/P3/Q5** (q'n & sol'n) (prime numbers)
2019/P2/Q3* (q'n & sol'n) (polynomials; integer roots)
2023/P2/Q4* (q'n & sol'n) (polynomials; integer coeffs)
2023/P2/Q6* (q'n & sol'n) (matrices)
2008/P1/Q1 (q'n & sol'n) (irrational numbers)
2011/P2/Q1** (q'n & sol'n) (curve sketching)
2017/P1/Q1* (q'n & sol'n) (integration; substitution)
2021/P3/Q3* (q'n & sol'n) (integration; recurrence relation)
2022/P2/Q10* (q'n & sol'n) (projectiles)
Algebra: Ideas & Exs (18 pages; 17/6/25)
Algebra: Further Exs (6 pages; 21/12/24)
Proof
Necessary & Sufficient Conditions - Ideas & Exs (12 pages; 24/12/24)
Proof - Exs (8 pages; 21/5/25)
Proof - Further Exs (11 pages; 18/5/25)
Suggested questions:
2006/P1/Q3* (q'n & sol'n)(proof; quadratic)
2024/P3/Q8* (q'n & sol'n)('if and only if'; sol'ns of quartic)
2008/P1/Q1 (q'n & sol'n) (proof; irrational numbers)
2007/P2/Q4* (q'n & sol'n) (proof)
2001/P2/Q11* (q'n & sol'n) (proof; inequalities [2nd part of q'n])
Pure
Complex Numbers
Complex Numbers: Ideas & Exs (17 pages; 1/5/25)
Complex Number Methods (9 pages; 28/2/15)
Complex Numbers - Further Exs (FM) (10 pages; 22/3/25)
Suggested questions:
2009/P3/Q6* (q'n & sol'n)
2013/P3/Q6* (q'n & sol'n)
2011/P3/Q8* (q'n & sol'n)
2012/P3/Q6* (q'n & sol'n)
2013/P3/Q8* (q'n & sol'n)
2023/P2/Q7 (q'n & sol'n)
Conics
Conics (FM)(4 pages; 17/8/19)
Parabolas (FM) (10 pages; 16/7/19)
Parabolas Exs (FM) (13 pages; 21/3/25)
Ellipses (FM) (7 pages; 18/8/19)
Ellipses Exs (FM) (6 pages; 21/3/25)
Hyperbolas (FM) (13 pages; 11/9/19)
Hyperbolas Exs (FM) (14 pages; 21/3/25)
Suggested question:
2013/P3/Q8* (q'n & sol'n) (parabola)
Counting
Suggested questions
2005/P1/Q1* (q'n & sol'n) (counting)
Specimen/P1/Q5* (q'n & sol'n) (counting)
Cubics
Cubics (5 pages; 5/6/23)
Cubics Exs [3 pages, 29/7/16] Sol'ns (10 pages, 29/7/16)
Suggested questions:
2006/P1/Q3* (q'n & sol'n) (quadratics & cubics)
2007/P2/Q2* (q'n & sol'n) (cubic)
2018/P1/Q7* (q'n & sol'n) (cubic)
2008/P2/Q3* (q'n & sol'n) (cubic)
Curve Sketching (see also Functions & Differentiation)
Curve Sketching: Ideas & Exs (20 pages; 25/3/25)
Functions & Curve Sketching (5 pages; 22/11/24)
Mappings & functions (FM) (3 pages; 2/6/23)
Curve Sketching - Exs (21 pages; 25/3/25)
Curve Sketching (Transformations) - Exs (17 pages; 25/3/25)
Suggested questions:
2011/P2/Q1** (q'n & sol'n) (curve sketching)
2008/P1/Q6* (q'n & sol'n) (curve sketching)
2010/P1/Q2* (q'n & sol'n) (curve sketching)
2013/P2/Q1* (q'n & sol'n) (curve sketching)
2014/P1/Q2* (q'n & sol'n) (curve sketching; ln)
2020/P3/Q2* (q'n & sol'n) (curve sketching; hyperbolic functions)
Differential Eq'ns
2nd order DEs - Ideas & Exs (FM) (17 pages; 4/3/25)
Differential Equations - Ideas & Exs (10 pages; 12/4/24)
Differential Equations - Further Exs (12 pages; 4/3/25)
Suggested questions:
2024/P3/Q6** (q'n & sol'n) (systems of DEs)
2008/P2/Q7* (q'n & sol'n) (DEs)
Specimen/P3/Q7* (q'n & sol'n) (DEs)
2007/P2/Q6* (q'n & sol'n) (DEs)
2013/P3/Q7 (q'n & sol'n) (DEs)
Differentiation
Turning points & Points of inflexion (FM) (7 pages; 5/6/23)
Differentiation: Ideas & Exs (11 pages; 26/11/24)
Differentiation: Further Exs (16 pages; 23/4/25)
Suggested questions:
Specimen/P1/Q2* (q'n & sol'n) (differentiation)
2014/P1/Q4* (q'n & sol'n) (differentiation)
Functions
Modulus Function (FM) (2 pages; 2/6/23)
Convex & Concave functions (FM) (2 pages; 2/6/23)
Inverse functions (FM) (3 pages; 2/6/23)
Rational Functions (FM) (5 pages; 12/7/24)
y^2=f(x) (FM) (2 pages; 2/6/23)
Suggested questions:
2008/P1/Q6* (q'n & sol'n) (inverse function)
2003/P2/Q6* (q'n & sol'n) (modulus function)
Geometry
Shortest distance from Origin to line (FM) (7 pages; 6/3/25)
Geometry Exs (FM)(12 pages; 6/3/25)
Geometry Exs (STEP)(5 pages; 6/3/25)
Suggested questions:
2006/P1/Q2* (q'n & sol'n) (geometry; goat problem)
2023/P2/Q8* (q'n & sol'n) (isosceles tetrahedron)
Hyperbolic Functions
Hyperbolic Functions [FM] (10 pages; 26/7/16)
Hyperbolic Functions Exs [FM] (43 pages; 11/3/25)
Suggested question:
Specimen/P2/Q4* (q'n & sol'n) (hyperbolic fns; curve sketching)
Inequalities
Notes (3 pages; 29/12/24)
Ideas & Exs (20 pages; 29/12/24)
Inequalities: Further Exs (23 pages; 22/4/25)
Suggested questions:
2020/P2/Q4* (q'n & sol'n) (inequalities; triangles)
1987/P3/Q3*(i) (q'n & sol'n) (inequalities)
2001/P2/Q11* (q'n & sol'n) (inequalities proof - 2nd part of q'n)
2008/P2/Q5* (q'n & sol'n) (inequalities - 2nd part of q'n)
Integers
Exercises (17 pages; 4/4/25)
Integration
Ideas & Exs (27 pages; 13/1/25)
Integration Methods (FM) (11 pages; 15/6/24)
Further Integration Methods (STEP) (8 pages; 20/6/24)
Suggested questions:
Specimen/P1/Q4* (q'n & sol'n) (integration; substitution)
2023/P2/Q1** (q'n & sol'n) (integration; substitution)
2019/P1/Q3* (q'n & sol'n) (integration)
2011/P1/Q2* (q'n & sol'n) (integration)
2010/P2/Q4** (q'n & sol'n) (integration)
2016/P2/Q7* (q'n & sol'n) (integration)
2014/P3/Q2* (q'n & sol'n) (integration)
1987/P1/Q5* (q'n & sol'n) (integration; substitution)
2007/P1/Q3* (q'n & sol'n) (integration)
2007/P2/Q3* (q'n & sol'n) (integration; substitution)
2008/P2/Q5* (q'n & sol'n) (integration)
2012/P1/Q5* (q'n & sol'n) (integration)
2014/P2/Q4* (q'n & sol'n) (integration)
2020/P2/Q1* (q'n & sol'n) (integration)
2019/P3/Q5* (q'n & sol'n) (integration)
Further questions:
1987/P1/Q8* (q'n & sol'n) (integration; substitution)
1987/P2/Q6** (q'n & sol'n) (integration; trigonometry)
2005/P1/Q5* (q'n & sol'n) (integration)
2006/P2/Q4* (q'n & sol'n) (integration; substitution)
2007/P3/Q7* (q'n & sol'n) (integration)
2008/P1/Q6* (q'n & sol'n) (integration)
2011/P2/Q6* (q'n & sol'n) (integration)
2012/P2/Q3* (q'n & sol'n) (integration)
2019/P2/Q2* (q'n & sol'n) (integration)
2021/P3/Q3* (q'n & sol'n) (integration; recurrence relation)
2022/P3/Q5* (q'n & sol'n) (integration; hyperbolic fns)
Logarithms
Ideas & Exs (11 pages; 14/12/24)
Further Exs (11 pages; 16/12/24)
Suggested questions:
2018/P1/Q2** (q'n & sol'n) (logarithms)
1987/P1/Q4** (q'n & sol'n) (logarithms)
2013/P2/Q1* (q'n & sol'n) (logarithms)
Matrices (See FM Pure for theory & exercises)
Ideas & Exs (20 pages; 14/7/24)
Suggested questions:
2019/P3/Q3* (q'n & sol'n) (matrices; invariant points & lines)
2021/P2/Q7* (q'n & sol'n) (matrices; rotations)
Numbers
Suggested questions:
2020/P2/Q5** (q'n & sol'n) (divisibility)
2005/P1/Q1* (q'n & sol'n) (digits)
Polar Curves
Polar Curves (FM)(30 pages; 25/2/25)
Polar Lines (14 pages; 10/4/25)
Suggested questions:
1989/P3/Q6** (q'n & sol'n) (polar curves; conics; lines)
Polynomials
Ideas & Exs (7 pages; 13/3/25)
Polynomials - Exs (STEP) (18 pages; 5/4/25)
Suggested questions:
2006/P1/Q3* (q'n & sol'n) (quadratic; cubic)
2019/P2/Q3* (q'n & sol'n) (polynomials; integer roots)
2007/P2/Q2* (q'n & sol'n) (polynomials)
2019/P2/Q1* (q'n & sol'n) (polynomials)
Sequences & Series
Sequences & Series: Ideas & Exs (4 pages; 28/4/25)
Further Exs (8 pages; 27/12/24)
Maclaurin Series (FM) (7 pages; 23/7/21)
Maclaurin Series Exs (FM) (12 pages; 13/3/25)
Recurrence relations (FM)(16 pages; 29/4/25)
Recurrence relations - Ideas & Exs (6 pages; 29/4/25)
Suggested questions:
1989/P3/Q9** (q'n & sol'n) (Series)
2010/P1/Q5* (q'n & sol'n) (Binomial)
2005/P2/Q6* (q'n & sol'n) (Binomial)
2013/P3/Q2* (q'n & sol'n) (Maclaurin)
2007/P2/Q1* (q'n & sol'n) (Binomial)
Transformations
Transformations of Functions - Ideas & Exs (10 pages; 25/2/25)
Transformations of Functions - Further Exs (10 pages; 28/12/24)
Trigonometry
Trigonometry - Ideas & Exs (10 pages; 11/4/25)
Trigonometry - Important Ideas (5 pages; 15/4/21)
Trigonometry - Further Exs (28 pages; 11/4/25)
Suggested question:
2005/P2/Q4 (q'n & sol'n) (arctan)
Vectors
Ideas & Exs (9 pages; 18/1/25)
Further Exs (21 pages; 18/1/25)
Suggested questions:
Specimen/P2/Q9* (q'n & sol'n) (vectors)
2019/P2/Q7* (q'n & sol'n) (vectors)
2014/P3/Q7* (q'n & sol'n) (vectors; cyclic quadrilateral)
Further questions:
2022/P3/Q7** (q'n & sol'n) (vector triple product)
2023/P2/Q8** (q'n & sol'n) (isosceles tetrahedron)
Mechanics
Ideas & Exs (20 pages; 15/4/25)
Mechanics Notes (4 pages; 20/7/23)
Centre of Mass
Suggested question:
2010/P1/Q9* (sol'n) (centre of mass)
Circular Motion
Circular Motion - Constant Speed (FM) (9 pages; 25/10/20)
Circular Motion - Variable Speed (FM) (13 pages; 30/9/15)
Suggested questions:
2018/P3/Q11* (q'n & sol'n) (circular motion, projectiles)
2020/P2/Q10* (q'n & sol'n) (circular motion/energy)
Collisions
Collisions - Important Ideas (FM) (4 pages; 22/4/21)
Collisions - reversal of direction (FM) (6 pages; 24/6/20)
Oblique impacts (FM) (4 pages; 23/8/18)
Impulses & connected particles (FM) (13 pages; 28/8/18)
Collisions - Exs (25 pages; 16/4/25)
Suggested questions:
2006/P2/Q10* (q'n & sol'n) (collisions)
2016/P2/Q9* (q'n & sol'n) (collisions)
2008/P2/Q10* (q'n & sol'n) (collisions)
2009/P2/Q10* (q'n & sol'n) (collisions)
2011/P1/Q10* (q'n & sol'n) (collisions)
2011/P2/Q9* (q'n & sol'n) (collisions)
Further questions:
2013/P1/Q10* (q'n & sol'n) (collisions)
2015/P2/Q11* (q'n & sol'n) (collisions)
2021/P3/Q9* (q'n & sol'n) (collisions)
2022/P3/Q9* (q'n & sol'n) (collisions)
Differential Eq'ns
Suggested questions:
2007/P3/Q9** (q'n & sol'n) (oscillations; spring on hoop)
2013/P3/Q9* (q'n & sol'n) (differential eq'ns)
2020/P3/Q10* (q'n & sol'n) (oscillations)
Forces / Equilibrium / Friction
Friction(FM)(5 pages; 1/6/24)
Forces - Exs (FM) (33 pages; 25/3/25)
Forces - Exs (STEP) (16 pages; 25/3/25)
Suggested questions - 'basic':
2014/P1/Q11* (q'n & sol'n) (forces)
2018/P1/Q10* (q'n & sol'n) (forces)
2016/P1/Q9* (q'n & sol'n) (friction)
2015/P2/Q10* (q'n & sol'n) (forces)
2005/P2/Q11* (q'n & sol'n) (forces)
2023/P2/Q9** (q'n & sol'n) (forces)
Suggested questions - more advanced:
2021/P2/Q10** (q'n & sol'n) (constrained motion)
2021/P3/Q10** (q'n & sol'n) (constrained motion)
Further questions:
2014/P2/Q11* (q'n & sol'n) (forces)
2020/P3/Q9* (q'n & sol'n) (equilibrium, friction)
2021/P2/Q9* (q'n & sol'n) (equilibrium)
2022/P2/Q9* (q'n & sol'n) (equilibrium)
Hooke's Law
Hooke's Law: Ideas & Exs (FM)(15 pages; 5/2/25)
Hooke's Law: Further Exs (FM) (10 pages; 5/2/25)
Suggested questions:
2014/P3/Q10* (q'n & sol'n) (Hooke's law)
2015/P3/Q9* (q'n & sol'n) (Hooke's law)
2017/P3/Q9* (q'n & sol'n) (Hooke's law)
Kinematics
Suggested questions:
2015/P1/Q10* (q'n & sol'n) (kinematics)
2019/P3/Q9* (q'n & sol'n) (kinematics)
Projectiles
Suggested questions:
2005/P2/Q10* (q'n & sol'n) (projectiles)
2012/P1/Q9* (q'n & sol'n) (projectiles)
Specimen/P2/Q11* (q'n & sol'n) (projectiles)
2006/P1/Q10* (q'n & sol'n) (projectiles)
2009/P1/Q9* (q'n & sol'n) (projectiles)
2011/P1/Q9* (q'n & sol'n) (projectiles)
Further questions:
2018/P3/Q11* (q'n & sol'n) (circular motion, projectiles)
2020/P2/Q9* (q'n & sol'n) (projectiles)
2022/P2/Q10* (q'n & sol'n) (projectiles)
Rotating Bodies
Rotating Bodies - Examples (6 pages; 16/3/18)
Suggested questions:
Specimen/P2/Q14* (q'n & sol'n) (rotation)
Specimen/P3/Q14* (q'n & sol'n) (rotation)
2008/P1/Q9* (q'n & sol'n) (rolling)
Work, Energy & Power
Suggested questions:
1990/P1/Q10* (q'n & sol'n) (power)
Specimen/P1/Q10* (q'n & sol'n) (power)
2016/P3/Q11* (q'n & sol'n) (power)
2020/P2/Q10* (q'n & sol'n) (circular motion/energy)
Probability & Statistics
Probability
Probability & Counting Approaches (FM) (12 pages; 21/3/24)
Selections (FM) (6 pages; 15/3/24)
Selections: Ideas & Exs (11 pages; 13/2/25)
Combinatorics: Ideas & Exs (10 pages; 13/2/25)
Counting - Exs (32 pages; 19/4/25)
Probability Methods: Ideas & Exs (17 pages; 23/4/25)
Probability - Exs (12 pages; 21/4/25)
Suggested questions - Counting:
2013/P1/Q13* (q'n & sol'n) (Counting)
2012/P1/Q13* (q'n & sol'n) (Counting)
2023/P3/Q12** (q'n & sol'n) (Combinatorics)
Specimen/P3/Q16** (q'n & sol'n) (Combinatorics)
Suggested questions - Probability:
2009/P1/Q13** (q'n & sol'n) (Probability)
2021/P2/Q12** (q'n & sol'n) (Probability)
2015/P2/Q12* (q'n & sol'n) (Probability)
2015/P1/Q13* (q'n & sol'n) (Probability)
2020/P2/Q11** (q'n & sol'n) (Probability)
2005/P3/Q13* (q'n & sol'n) (Probability)
Further questions - Probability:
Specimen/P2/Q16** (q'n & sol'n) (Probability)
Specimen/P3/Q15** (q'n & sol'n) (Probability)
2013/P1/Q12* (q'n & sol'n) (Probability)
2017/P1/Q13* (q'n & sol'n) (Probability; recurrence relations)
2019/P1/Q11* (q'n & sol'n) (Probability)
2019/P2/Q11* (q'n & sol'n) (Probability)
2019/P3/Q12* (q'n & sol'n) (Probability)
2020/P2/Q12* (q'n & sol'n) (Probability)
Suggested questions - Conditional Probability:
1987/P2/Q16* (q'n & sol'n) (Conditional probability; Bayesian estimate)
1987/P1/Q14** (q'n & sol'n) (Conditional probability)
1987/P1/Q16** (q'n & sol'n) (Conditional probability)
Distributions / Random Variables
Distributions (STEP): Ideas & Exs
Discrete Distributions (STEP): Ideas & Exs
Geometric & Negative Binomial distributions (FM) (5 pages; 11/2/25)
Continuous Distributions (STEP): Ideas & Exs (7 pages; 24/4/25)
Suggested questions - Poisson:
2017/P2/Q12* (q'n & sol'n) (Poisson)
2006/P2/Q12* (q'n & sol'n) (Poisson)
2006/P1/Q13* (q'n & sol'n) (Poisson)
2019/P3/Q11* (q'n & sol'n) (Poisson)
Further questions - Poisson:
2012/P2/Q13* (q'n & sol'n) (Poisson)
Suggested questions - Distributions/RVs:
2015/P3/Q13* (q'n & sol'n) (Distributions/RVs)
2010/P2/Q12* (q'n & sol'n) (Distributions/RVs)
2005/P1/Q14* (q'n & sol'n) (Distributions/RVs)
2007/P3/Q12* (q'n & sol'n) (Distributions/RVs)
2010/P3/Q12* (q'n & sol'n) (Distributions/RVs)
2014/P2/Q12* (q'n & sol'n) (Distributions/RVs)
Further questions - Distributions/RVs:
2021/P3/Q12** (q'n & sol'n) (Distributions/RVs;Variance)
2023/P2/Q11* (q'n & sol'n) (conditional RVs)
2023/P2/Q12* (q'n & sol'n) (Distributions/RVs)
2022/P3/Q11* (q'n &sol'n) (Distributions/RVs)
2017/P3/Q13* (q'n & sol'n) (Distributions/RVs; Uniform)
2013/P1/Q13* (q'n & sol'n) (Distributions/RVs)
2006/P3/Q12* (q'n & sol'n) (Normal)
2008/P3/Q13* (q'n & sol'n) (Distributions/RVs)
Past Papers & Official Sol'ns etc
Individual questions for 1986 (Specimen) to 2018 can be found at https://stepdatabase.maths.org/database (you can also search by keyword); or in the book "STEP Mathematics - All exams from 1986 to 2018" by T.K. Finchley (tkfinchley.com). (Official sol'ns prior to 2005 are not readily available though.)
2005 Paper 1 Paper 2 Paper 3 Hints & Answers
2006 Paper 1 Paper 2 Paper 3 Hints & Answers
2007 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2008 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2009 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2010 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2011 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2012 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2013 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2014 Paper 1 Paper 2 Paper 3 Sol'ns Examiners' Report
2015 Paper 1 Paper 2 Paper 3 Sol'ns Mark Scheme Examiners' Report
2016 Paper 1 Paper 2 Paper 3 Sol'ns Mark Scheme Examiners' Report
2017 Paper 1 Paper 2 Paper 3 Mark Scheme
2018 Paper 1 Paper 2 Paper 3 Sol'ns+MS+ER
2019 Paper 1 Paper 2 Paper 3 Sol'ns+MS+ER
2020 Paper 2 ER+Sol'ns Paper 3 ER+Sol'ns
2021 Paper 2 ER+Sol'ns Paper 3 ER+Sol'ns
2022 Paper 2 ER+Sol'ns Paper 3 ER+Sol'ns
2023 Paper 2 ER+Sol'ns Paper 3 ER+Sol'ns
2024 Paper 2 ER+Sol'ns Paper 3 ER+Sol'ns
My solutions
Specimen (1986) Paper 1: 2 4 5 9 10
Specimen (1986) Paper 2: 3 4 7 9 10 11 14 16
Specimen (1986) Paper 3: 7 14 15 16
1987, Paper 1: 4 5 8 14 16
1987, Paper 2: 6 16
1987, Paper 3: 3
1989, Paper 3: 6 9
1990, Paper 1: 10
2001, Paper 2: 11
2003, Paper 2: 1 2 3 6 7 8 10
2003, Paper 3: 4
2005, Paper 1: 1 3 4 5 11 12 13 14
2005, Paper 2: 1 4 6 10 11
2005, Paper 3: 2 3 7 8 13
2006, Paper 1: 1 2 3 4 5 6 7 8 9 10 11 12 13 14
2006, Paper 2: 2 4 6 10 12
2006, Paper 3: 2 3 4 10 11 12 13
2007, Paper 1: 1 2 3 4 5 7 12 13
2007, Paper 2: 1 2 3 4 5 6
2007, Paper 3: 1 2 3 7 9 12
2008, Paper 1: 1 2 6 9 13
2008, Paper 2: 1 3 4 5 6 7 10
2008, Paper 3: 1 2 5 8 13
2009, Paper 1: 1 2 9 12 13
2009, Paper 2: 5 8 10 11 13
2009, Paper 3: 1 4 6 7 8 11
2010, Paper 1: 1 2 3 5 9
2010, Paper 2: 4 5 7 12 13
2010, Paper 3: 2 3 8 9 12
2011, Paper 1: 1 2 6 9 10
2011, Paper 2: 1 2 5 6 9 11 12
2011, Paper 3: 1 2 3 4 5 6 7 8 9 10 11 12 13
2012, Paper 1: 2 5 8 9 11 13
2012, Paper 2: 3 5 7 9 10 11 12 13
2012, Paper 3: 1 6 7 9 10 11 12 13
2013, Paper 1: 1 4 10 12 13
2013, Paper 2: 1 2 11 12 13
2013, Paper 3: 1 2 6 7 8 9
2014, Paper 1: 2 3 4 9 11
2014, Paper 2: 4 5 9 11 12
2014, Paper 3: 2 7 9 10 13
2015, Paper 1: 3 9 10 12 13
2015, Paper 2: 2 6 10 11 12
2015, Paper 3: 1 6 9 12 13
2016, Paper 1: 2 9 10 11 12 13
2016, Paper 2: 3 6 7 9 13
2016, Paper 3: 1 2 3 8 11
2017, Paper 1: 1 2 10 12 13
2017, Paper 2: 1 9 10 12 13
2017, Paper 3: 3 4 9 12 13
2018, Paper 1: 2 7 9 10 12 13
2018, Paper 2: 2 6 8 10 11 13
2018, Paper 3: 1 2 3 5 8 11
2019, Paper 1: 3 4 9 10 11
2019, Paper 2: 1 2 3 7 10 11
2019, Paper 3: 3 5 9 11 12
2020, Paper 2: 1 4 5 6 9 10 11 12
2020, Paper 3: 1 2 7 9 10 11 12
2021, Paper 2: 2 7 8 9 10 11 12
2021, Paper 3: 3 4 9 10 11 12
2022, Paper 2: 1 2 8 9 10 12
2022, Paper 3: 5 7 8 9 10 11
2023, Paper 2: 1 7 8 9 11 12
2023, Paper 3: 12
2024, Paper 3: 5 6 8
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