Table:
text: List of trolleybus systems in Russia
List of trolleybus systems
Siberian Federal District
Region Location_ From_ Depots_12_09 Routes_12_09 Vehicles_12_09
Altai krai Barnaul 19 Oct 1973 1 5 57
Altai krai Rubtsovsk 28 Dec 1973 1 2 49
Zabaykalsky krai Chita 30 Dec 1970 1 5 77
Irkutsk obl. Irkutsk 6 Nov 1970 1 5 40
Irkutsk obl. Bratsk 1 Feb 1975 1 5 50
Kemerovo obl. Kemerovo 25 Sep 1970 1 10 88
Kemerovo obl. Leninsk-Kuznetsky 11 Jan 1984 1 3 31
Kemerovo obl. Novokuznetsk 1 Jan 1978 1 4 53
Krasnoyarsk krai Krasnoyarsk 5 Nov 1959 2 8 140
Novosibirsk obl. Novosibirsk 11 Nov 1957 4 14 322
Omsk obl. Omsk 5 Nov 1955 2 10 216

Question: From the list of trolleybus systems in Russia, which region has 57 vehicles?