1.Institute of High Energy Physics, Beijing; 100049, China;
2.Beihang University, Beijing; 100191, China;
3.Beijing Institute of Petrochemical Technology, Beijing; 102617, China;
4.Bochum Ruhr-University, Bochum; D-44780, Germany;
5.Carnegie Mellon University, Pittsburgh; PA; 15213, United States;
6.Central China Normal University, Wuhan; 430079, China;
7.Central South University, Changsha; 410083, China;
8.China Center of Advanced Science and Technology, Beijing; 100190, China;
9.China University of Geosciences, Wuhan; 430074, China;
10.COMSATS University Islamabad, Lahore Campus, Defence Road, Off Raiwind Road, Lahore; 54000, Pakistan;
11.Fudan University, Shanghai; 200433, China;
12.G.I. Budker Institute of Nuclear Physics, SB, RAS (BINP), Novosibirsk; 630090, Russia;
13.GSI Helmholtzcentre for Heavy Ion Research GmbH, Darmstadt; D-64291, Germany;
14.Guangxi Normal University, Guilin; 541004, China;
15.Guangxi University, Nanning; 530004, China;
16.Hangzhou Normal University, Hangzhou; 310036, China;
17.Hebei University, Baoding; 071002, China;
18.Helmholtz Institute Mainz, Staudinger Weg 18, Mainz; D-55099, Germany;
19.Henan Normal University, Xinxiang; 453007, China;
20.Henan University of Science and Technology, Luoyang; 471003, China;
21.Henan University of Technology, Zhengzhou; 450001, China;
22.Huangshan College, Huangshan; 245000, China;
23.Hunan Normal University, Changsha; 410081, China;
24.Hunan University, Changsha; 410082, China;
25.Indian Institute of Technology Madras, Chennai; 600036, India;
26.Indiana University, Bloomington; IN; 47405, United States;
27.INFN, Laboratori Nazionali di Frascati, Frascati; I-00044, Italy;
28.INFN, Sezione di Perugia, Perugia; I-06100, Italy;
29.University of Perugia, Perugia; I-06100, Italy;
30.INFN, Sezione di Ferrara, Ferrara; I-44122, Italy;
31.University of Ferrara, Ferrara; I-44122, Italy;
32.Institute of Modern Physics, Lanzhou; 730000, China;
33.Institute of Physics and Technology, Peace Avenue 54B, Ulaanbaatar; 13330, Mongolia;
34.Instituto de Alta Investigacion, Universidad de Tarapaca, Casilla 7D, Arica; 1000000, Chile;
35.Jilin University, Changchun; 130012, China;
36.Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, Mainz; D-55099, Germany;
37.Joint Institute for Nuclear Research, Moscow Region, Dubna; 141980, Russia;
38.Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, Giessen; D-35392, Germany;
39.Lanzhou University, Lanzhou; 730000, China;
40.Liaoning Normal University, Dalian; 116029, China;
41.Liaoning University, Shenyang; 110036, China;
42.Nanjing Normal University, Nanjing; 210023, China;
43.Nanjing University, Nanjing; 210093, China;
44.Nankai University, Tianjin; 300071, China;
45.National Centre for Nuclear Research, Warsaw; 02-093, Poland;
46.North China Electric Power University, Beijing; 102206, China;
47.Peking University, Beijing; 100871, China;
48.Qufu Normal University, Qufu; 273165, China;
49.Shandong Normal University, Jinan; 250014, China;
50.Shandong University, Jinan; 250100, China;
51.Shanghai Jiao Tong University, Shanghai; 200240, China;
52.Shanxi Normal University, Linfen; 041004, China;
53.Shanxi University, Taiyuan; 030006, China;
54.Sichuan University, Chengdu; 610064, China;
55.Soochow University, Suzhou; 215006, China;
56.South China Normal University, Guangzhou; 510006, China;
57.Southeast University, Nanjing; 211100, China;
58.State Key Laboratory of Particle Detection and Electronics, Beijing; 100049, China;
59.Sun Yat-Sen University, Guangzhou; 510275, China;
60.Suranaree University of Technology, University Avenue 111, Nakhon Ratchasima; 30000, Thailand;
61.Tsinghua University, Beijing; 100084, China;
62.Turkish Accelerator Center Particle Factory Group, Istinye University, Istanbul; 34010, Turkey;
63.Near East University, North Cyprus, Mersin 10, Nicosia; 99138, Turkey;
64.University of Chinese Academy of Sciences, Beijing; 100049, China;
65.University of Groningen, Groningen; NL-9747 AA, Netherlands;
66.University of Hawaii, Honolulu; HI; 96822, United States;
67.University of Jinan, Jinan; 250022, China;
68.University of Manchester, Oxford Road, Manchester; M13 9PL, United Kingdom;
69.University of Muenster, Wilhelm-Klemm-Strasse 9, Muenster; 48149, Germany;
70.University of Oxford, Keble Road, Oxford; OX1 3RH, United Kingdom;
71.University of Science and Technology Liaoning, Anshan; 114051, China;
72.University of Science and Technology of China, Hefei; 230026, China;
73.University of South China, Hengyang; 421001, China;
74.University of the Punjab, Lahore; 54590, Pakistan;
75.University of Turin, INFN, Turin; I-10125, Italy;
76.University of Eastern Piedmont, Alessandria; I-15121, Italy;
77.INFN, Turin; I-10125, Italy;
78.Uppsala University, Box 516, Uppsala; SE-75120, Sweden;
79.Wuhan University, Wuhan; 430072, China;
80.Xinyang Normal University, Xinyang; 464000, China;
81.Yantai University, Yantai; 264005, China;
82.Yunnan University, Kunming; 650500, China;
83.Zhejiang University, Hangzhou; 310027, China;
84.Zhengzhou University, Zhengzhou; 450001, China;
85.Moscow Institute of Physics and Technology, Moscow; 141700, Russia;
86.Novosibirsk State University, Novosibirsk; 630090, Russia;
87.NRC Kurchatov Institute, PNPI, Gatchina; 188300, Russia;
88.Goethe University Frankfurt, Frankfurt am Main; 60323, Germany