April
July
October
2010
April
July
October
2011
April
66
68
70
72
74
76
78
80
82
84
86
88
90
percent on time
1 Line
2 Line
3 Line
4 Line
5 Line
6 Line
7 Line
A Line
B Line
C Line
D Line
E Line
F Line
G Line
J Z Line
L Line
M Line
N Line
Q Line
R Line