the gothenburg tram network () is part of the public transport system organised by göteborgs spårvägar, controlled by västtrafik in the swedish city of gothenburg. the system's approximately of single track — making it the largest tram network in sweden — is used by around 200 trams , which serve twelve day-time and five night-time lines with a combined line length of 190 km. these figures are expected to increase when the second stage of "kringen" (short for "kollektivringen", the public transport ring) is finished. the trams perform about 2,000 trips and cover 30,000 km per day. in 2018, 131 million journeys were made (with changes counting as a new journey).