Table 16 Number of individual implements for four-wheeled tractors. Municipalities in county of Aust-Agder. 1999

16	Number of individual implements for four-wheeled tractors. Municipalities in county of Aust-Agder. 1999

	Conventional ploughs and reversible ploughs ¹	Harrows with stiff or spring spikes ²	Rotary harrows	Centrifugal spreader for artificial fertilisers	Flail forage harvesters	Flatbed trailers ³	Tankspreaders for slurry


1999	1 009	886	519	809	414	1 057	275

0901 Risør	35	29	21	23	15	37	13
0904 Grimstad	164	163	89	137	42	195	41
0906 Arendal	164	158	85	132	73	175	51
0911 Gjerstad	49	45	19	38	22	53	23
0912 Vegårshei	28	19	17	21	9	40	4
0914 Tvedestrand	49	40	19	32	18	45	14
0919 Froland	77	64	30	60	19	82	13
0926 Lillesand	57	56	28	43	17	50	15
0928 Birkenes	78	61	37	72	32	82	24
0929 Åmli	59	54	36	49	22	58	12
0935 Iveland	21	15	15	19	17	24	16
0937 Evje og Hornnes	69	43	57	65	39	72	21
0938 Bygland	61	51	33	47	30	61	7
0940 Valle	85	78	30	58	46	70	18
0941 Bykle	13	13	3	15	12	14	4

¹	Conventional ploughs represent 93 per cent of the total number of ploughs in the whole county.
²	Harrows mounted to three-point lnkage represent 92 per cent of the total number of harrows in the whole county.
³	Flatbed trailers up to 6 tonnes represent 86 per cent of the total number of trailers in the county.