Statistics of 2021 Competition Results

To place individual and pairs results in context, we provide a few aggregate views demonstrating the performance of entrants in each question.
Breakdown of average score by problem (B1 - B4 taken over East and West jointly)
Category
TOTAL
A1
A2
A3
A4
B1
B2
B3
B4
Individuals
14.65
4.38
3.27
0.59
0.36
2.91
2.38
0.72
0.04
Pairs
18.29
4.67
3.89
1.18
0.45
3.60
2.99
1.29
0.22
Cumulative scores
Score
Individuals
East Division
Pairs
East Division
Paper B Individuals
Both Divisions
Paper B Pairs
Both Divisions
48
-
100%
-
-
47
-
99.2%
-
-
46
100%
98.5%
-
-
45
99.7%
97.7%
-
-
44
99.7%
96.2%
-
-
43
99.4%
95.5%
-
-
42
99.4%
93.9%
-
-
41
98.8%
92.4%
-
-
40
98.5%
91.7%
-
-
39
98.2%
90.9%
-
-
38
97.6%
90.9%
-
-
37
97.3%
90.2%
-
-
36
97.0%
89.4%
-
-
35
95.5%
88.6%
-
-
34
94.6%
88.6%
-
-
33
94.3%
87.1%
-
-
32
93.7%
84.8%
-
-
31
91.9%
84.1%
-
-
30
89.8%
81.8%
-
-
29
88.9%
78.8%
-
-
28
87.1%
77.3%
-
-
27
84.1%
77.3%
-
-
26
82.0%
75.8%
-
100%
25
79.6%
73.5%
-
98.6%
24
77.2%
73.5%
100%
98.6%
23
75.4%
70.5%
99.4%
97.3%
22
72.4%
65.2%
99.2%
95.9%
21
70.9%
62.1%
99.2%
94.6%
20
68.8%
61.4%
98.6%
89.9%
19
66.1%
60.6%
97.5%
89.9%
18
64.0%
56.8%
97.0%
89.2%
17
62.2%
53.8%
95.9%
89.2%
16
59.2%
50.8%
94.8%
86.5%
15
57.1%
50.8%
93.1%
83.8%
14
55.3%
44.7%
90.6%
79.1%
13
50.8%
41.7%
85.6%
77.7%
12
48.0%
38.6%
83.1%
76.4%
11
46.5%
36.4%
80.4%
73.0%
10
44.7%
32.6%
76.5%
70.9%
9
41.4%
29.5%
73.5%
66.9%
8
37.5%
28.0%
69.9%
59.5%
7
35.1%
25.0%
63.0%
50.7%
<7
31.5%
22.7%
58.0%
45.9%