my TOP 30 Nogizaka46 members (May 2018)

Last one with Ikoma ):

30.Ito Junna (NEW)

29.Watanabe Miria (NEW)

28.Sakurai Reika (-1)

27.Nishino Nanase (+3)

26.Inoue Sayuri (=)

25.Ikoma Rina (+4)

24.Takayama Kazumi (+3)

23.Terada Ranze (+2)

22.Sasaki Kotoko (-6)

21.Higuchi Hina (+2)

20.Umezawa Minami (+2)

19.Shinuchi Mai (+5)

18.Nakada Kana (+2)

17.Kitano Hinako (=)

16.Sagara Iori (-1)

15.Mukai Hazuki (-1)

14.Yoda Yuki (-1)

13.Yamashita Mizuki (-1)

12.Iwamoto Renka (+6)

11.Wakatsuki Yumi (-1)

10.Ozono Momoko (+1)

9.Eto Misa (=)

8.Hori Miona (-1)

7.Saito Asuka (+1)

6.Ito Riria (=)

5.Matsumura Sayuri (-2)

4.Shiraishi Mai (=)

3.Hoshino Minami (+2)

2.Ikuta Erika (=)

1.Akimoto Manatsu (=)

out: 

Ito Marika 19-graduated
Kawamura Mahiro 21-graduated