Soviet Union. T︠S︡entralʹnoe statisticheskoe upravlenie

The Central Statistical Directorate (or Board or Administration, Russian: Центральное Статистическое Управление), abbreviated TsSU (Russian: ЦСУ), was the main statistical organization of the former Soviet Union; it was dissolved in 1987, replaced by Goskomstat. The Administration had the following names: 1918–1923 — Central Statistical Administration of the RSFSR (Russian: Центральное статистическое управление РСФСР (ЦСУ РСФСР)), created by a decree of the Council of People's Commissars dated July 25, 1918 1923–1926 — Central Statistical Administration of the Council of People's Commissars of the USSR (Russian: Центральное статистическое управление при Совете Народных Комиссаров СССР) 1926–1930 — Central Statistical Administration of the USSR (Russian: Центральное статистическое управление СССР (ЦСУ СССР)) 1930–1931 — Economic-Statistical Sector of Gosplan (Russian: Экономико-статистический сектор (ЭСС) Госплана СССР) 1931 — Sector of Economic Accounting of Gosplan (Russian: Сектор народно-хозяйственного учета Госплана СССР) 1931–1941 — Central Administration of Economic Accounting of Gosplan (Russian: Центральное управление народнохозяйственного учета (ЦУНХУ) Госплана СССР) 1941–1948 — Central Statistical Administration of Gosplan (Russian: Центральное статистическое управление (ЦСУ) Госплана СССР) 1948–1987 — Central Statistical Administration of the Council of Ministers of the USSR (Russian: Центральное статистическое управление (ЦСУ) при Совете Министров СССР)