Table 2 Energy use, by type of building and type of heating in the central heating system. 2011

2 Energy use, by type of building and type of heating in the central heating system. 2011
	Buildings without central heating system	Buildings with central heating system¹

	Average	Average	Heat exchanger for district heating	Electric boiler	Oil boiler	Heat pump	Other

	kWh/m²	kWh/m²	Per cent	Per cent	Per cent	Per cent	Per cent
Total	208	245	55.0	40.8	25.7	21.0	11.3
3 Office and business building	226	229	63.9	31.9	16.5	20.9	7.9
31 Office building	243	221	68.2	28.7	18.3	16.5	8.5
32 Business building	201	244	55.7	38.3	13.0	29.6	6.8
5 Hotel and restaurant building	210	298	43.8	44.6	27.7	33.4	11.2
51 Hotel building	206	297	42.8	45.3	28.4	32.2	11.5
53 Restaurant building	250	336	74.9	25.1	4.6	69.2	0.0
6 Building used for education, public entertainment and religious ativities	180	201	47.0	51.9	29.9	19.3	13.6
61 School building	160	167	32.4	66.8	38.8	9.2	19.4
62 University and research building	250	234	82.3	19.4	17.8	32.2	1.1
64 Museum and library building	169	250	5.7	97.1	22.7	21.4	0.0
65 Sports building	174	259	37.7	49.3	25.2	39.3	20.5
66 Public entertainment building	176	305	77.8	28.1	1.8	34.0	0.3
67 Building used for religious activities	159	144	17.8	40.7	2.9	25.2	9.9
7 Hospital and institutional care building	237	342	55.1	37.9	36.0	20.3	14.0
71 Hospital	291	397	71.0	28.1	32.5	12.0	5.4
72 Nursing home	214	269	31.1	51.8	39.5	31.5	27.7
73 Primary health building	199	279	59.1	41.2	49.4	28.1	6.0
8 Prison, building for emergency preparedness etc.	201	210	49.5	47.1	29.6	14.2	0.0
82 Building for emergency preparedness	201	210	49.5	47.1	29.6	14.2	0.0

¹	The percentages do not sum up to 100 because some buildings use several energy sources in the central heating system.