json.visits @platform_statistic.visits
json.projects_count @project_statistic.common_projects_count + @project_statistic.mirror_projects_count + @project_statistic.sync_mirror_projects_count
json.users_count @platform_statistic.users_count 
json.commits_count @project_statistic.commits_total_count.zero? ? @commits_count : @project_statistic.commits_total_count
json.tasks_count @tasks_count
json.memos_count @memos_count
json.organizations_count @organizations_count