perform multiple linera regression on this data

Firm ID	Average remuneration per employee ()	Turnover (m)	Profit margin (%)	Overseas turnover (%)
1	85636	1.2	-11.2	99.3
2	139625	1.4	-86.7	70.7
3	92879	1.7	-49.1	92.1
4	31331	2	36.3	49.9
5	103955	2.3	-80.2	45.8
6	195000	2.5	-13.2	6.3
7	106845	2.8	28.8	97.4
8	17809	3.5	5.5	0.5
9	56250	3.5	-21.6	7.1
10	73742	3.8	-0.4	75.2
11	72131	4	10.9	84.9
12	35602	4.1	20	90.1
13	12163	4.4	24	65.6
14	33248	4.5	-1.1	94.8
15	40784	4.8	6.7	33.5
16	89578	4.9	21.6	98
17	186153	5	10	91.4
18	57298	5.1	-34.3	18
19	71630	5.1	-36.9	80.4
20	21667	5.2	0.8	17.7
21	73036	5.2	0.4	53.3
22	40127	5.3	-94.3	72.5
23	65381	5.4	-1	67.6
24	68692	5.5	-29.4	22.3
25	60319	5.6	2.8	74.4