Morning Musume members by average single ranking

It took all the single rankings and then averaged them out. Currently, the member who had the best ranking singles on average is Oda Sakura, followed closely behind by Goto Maki.
All members ranked with in the top 3.
The worst performing current member(s) are Fukumura Mizuki and Ikuta Erina, while the best performing is Oda Sakura.

Oda Sakura (15 singles*): #1.43
Goto Maki (9 singles): #1.44
Morito Chisaki (2 singles*): #1.5
Ogata Haruna, Nonaka Miki, Makino Maria & Haga Akane (8 singles*): #1.63
Kaga Kaede & Yokoyama Reina (3 singles*): #1.67
Iikubo Haruna, Ishida Ayumi & Sato Masaki (19 singles*): #1.78
Kudo Haruka (17 singles): #1.82

Yasuda Kei (17 singles): #2
Fukumura Mizuki & Ikuta Erina (22 singles*): #2.05
Tsuji Nozomi & Kago Ai (15 singles): #2.07
Suzuki Kanon (17 singles): #2.18
Sayashi Riho (16 singles): #2.19
Ishikawa Rika (18 singles): #2.28
Abe Natsumi (21 singles): #2.29
Yaguchi Mari (25 singles): #2.36
Ichii Sayaka (8 singles): #2.38
Iida Kaori (25 singles): #2.52
Nakazawa Yuko (11 singles): #2.55
Yoshizawa Hitomi (25 singles): #2.56
Konno Asami & Ogawa Makoto (18 singles): #2.89
Michishige Sayumi (39 singles); #2.97

Niigaki Risa (37 singles): #3.08
Takahashi Ai (35 singles): #3.09
Kusumi Koharu (15 singles): #3.13
Ishiguro Aya (7 singles): #3.14
Tanaka Reina (35 singles): #3.17
Fujimoto Miki (15 singles): #3.2
Fukuda Asuka (4 singles): #3.25
Kamei Eri (26 singles): #3.31
Mitsui Aika (18 singles): #3.39
JunJun & LinLin (11 singles): #3.45