Thanks to Xueliang for being top helpful!

wfg@crystal ~/todo% bin/help-star people/*/credit/2020-06-30.md 55.1 Wu Fengguang 22.5 Cao Xueliang 19.2 Wei Jihui 17.3 Wang Chenglong 16.3 Bai Jing 15.6 Du Kaitian 13.8 Tong Qunfeng 13.4 Cui Yili 13.1 Wu Zhende 13.0 Lu Weitao 12.7 Xiao Shenwei 11.5 Liu Shaofei 11.4 Yu Chuan 9.8 Ren Zhiwen 9.4 Hu Xuejiao 9.3 Ren Wen 8.7 Xu Xijian 8.1 Zhang Huiyan 6.8 Shi Zhichao 6.1 Sun Lijun 6.1 Liang Tao 6.1 Zhang Yu 5.8 Wang Yong 5.0 Zhang Yale 5.0 Liu Yinsi 4.2 Sun Yukui 3.6 Tan Wengang 3.5 Luan Shengde 2.9 Zhang Yuhang 2.7 Shi Jianzhong 2.2 Xu Pengfei 1.9 Miao Wenming 1.3 Shi Menglei 0.0 Jiang Jinwei 0.0 Li Yuanchao 0.0 Lin Jiaxin 0.0 Zhang Dewan