Who is the most constant rider in Vuelta Ciclista al País Vasco 2013?

Most constant rider

Rider with the smallest difference in best and worst result.

#	Rider	Difference	Best result	Worst result
1	QUINTANA Nairo	12	1	13
2	COSTA Rui	16	12	28
3	HENAO Sergio	17	1	18
4	LAGUTIN Sergey	17	47	64
5	DE CLERCQ Bart	19	24	43
6	PORTE Richie	24	1	25
7	SERRY Pieter	30	48	78
8	PERAUD Jean-Christophe	34	6	40
9	ROCHE Nicolas	34	42	76
10	CARDOSO André	36	29	65
11	KREUZIGER Roman	37	17	54
12	TALANSKY Andrew	38	11	49
13	MOINARD Amaël	38	33	71
14	IZAGIRRE Ion	39	26	65
15	WEENING Pieter	43	5	48
16	VELITS Peter	44	2	46
17	POELS Wout	44	11	55
18	INTXAUSTI Beñat	44	3	47
19	FUGLSANG Jakob	46	5	51
20	SÁNCHEZ Samuel	46	2	48
21	CUNEGO Damiano	46	12	58
22	CARUSO Giampaolo	47	3	50
23	MARTÍNEZ Egoi	48	31	79
24	STORTONI Simone	48	63	111
25	HERRADA José	49	13	62
26	DANIELSON Tom	51	13	64
27	BETANCUR Carlos	52	2	54
28	PIETROPOLLI Daniele	53	7	60
29	STETINA Peter	56	11	67
30	DYACHENKO Alexandr	57	16	73
31	CONTADOR Alberto	58	3	61
32	ZUBELDIA Haimar	60	41	101
33	ULISSI Diego	61	5	66
34	VERONA Carlos	61	37	98
35	CLARKE Simon	63	20	83
36	PINOT Thibaut	63	34	97
37	BAGOT Yoann	64	12	76
38	LOSADA Alberto	64	10	74
39	SARMIENTO Cayetano José	64	17	81
40	GAVAZZI Francesco	68	2	70
41	BUSCHE Matthew	68	17	85
42	ŠPILAK Simon	70	5	75
43	CASTROVIEJO Jonathan	70	15	85
44	SULZBERGER Wesley	76	27	103
45	GADRET John	78	6	84
46	KIRYIENKA Vasil	79	34	113
47	MONFORT Maxime	80	13	93
48	FERRARI Fabricio	80	54	134
49	BARDET Romain	80	43	123
50	ALBASINI Michael	80	56	136