The William Lowell Putnam Mathematical Competition

Statistics on the 2006 Competition

This table indicates, for each score achieved, the average rank of the participants receiving that score.

Score	Rank	Score	Rank	Score	Rank	Score	Rank	Score	Rank	Score	Rank
101	1	70	25	55	74	38	166	27	294	12	544
99	2	69	28	53	76.5	37	174.5	26	296	11	600.5
98	3	68	31.5	52	82	36	177	25	297	10	747
92	4.5	67	34.5	51	86.5	35	179	24	300	9	890
88	6	66	37.5	50	92.5	34	180.5	23	305.5	8	937.5
87	7	65	40.5	49	100	33	182.5	22	320.5	7	961
86	9	64	42.5	48	106.5	32	185.5	21	342.5	6	962
84	11	63	44	47	113	31.9	189.5	20	390.5	5	963
81	13	62	46	46	117	31.8	193.5	19	445	4	971
80	15	61	49	44	119	31.7	196.5	18	475	3	992.5
78	16	60	52	43	120	31.6	198	17	490	2	1089
77	17.5	59	56	42	122.5	31	208.5	16	492	1	1266.5
76	19	58	61	41	127.5	30	239	15	493.5	0	2501
73	20	57	65.5	40	140	29	266	14	501
71	22	56	70.5	39	154	28	282.5	13	511.5

This table shows how many of the top 198 contestants received each possible score on each problem.

	A1	A2	A3	A4	A5	A6	B1	B2	B3	B4	B5	B6	Total
10	129	96	63	112	16	1	52	123	15	22	93	6	728
9	3	37	17	17	3	0	13	28	12	7	17	2	156
8	11	30	13	0	3	0	54	16	23	4	6	0	160
7	0	0	0	0	0	0	0	0	0	0	0	0	0
6	0	0	0	0	0	0	0	0	0	0	0	0	0
5	0	0	0	0	0	0	0	0	0	0	0	0	0
4	0	0	0	0	0	0	0	0	0	0	0	0	0
3	0	0	0	0	0	0	0	0	0	0	0	0	0
2	6	4	6	3	5	0	4	3	54	9	6	7	107
1	2	4	0	6	5	2	2	0	25	17	1	5	69
0	47	27	39	32	46	58	30	13	33	91	15	42	473
blank	0	0	60	28	120	137	43	15	36	48	60	136	683

Transcribed to HTML by Kiran S. Kedlaya (kedlaya[at]mit[dot]edu).