19557
20
479
14920
8
429
12417
15
359
8040
2
276
6978
14
269
7156
7
251
17472
0
229
1666
10
138
2118
10
131
2977
24
110
3005
10
106
2740
24
104
1450
8
98
1080
16
96
1798
21
90
1220
12
86
1668
19
83
1222
21
76
1244
3
75
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Keyword(s): maths