Tyrol Silver fir

Data:

Yield class: 3

id	yield_class	age	volume_per_ha
101	3	40
101	3	50	4.0
101	3	60	46.0
101	3	70	104.0
101	3	80	161.0
101	3	90	217.0
101	3	100	263.0
101	3	110	304.0
101	3	120	337.0
101	3	130	367.0
101	3	140	394.0
101	3	150	418.0

Yield class: 4

id	yield_class	age	volume_per_ha
101	4	40
101	4	50	14.0
101	4	60	67.0
101	4	70	134.0
101	4	80	198.0
101	4	90	257.0
101	4	100	306.0
101	4	110	349.0
101	4	120	383.0
101	4	130	413.0
101	4	140	438.0
101	4	150	461.0

Yield class: 5

id	yield_class	age	volume_per_ha
101	5	40
101	5	50	30.0
101	5	60	94.0
101	5	70	169.0
101	5	80	237.0
101	5	90	300.0
101	5	100	351.0
101	5	110	395.0
101	5	120	430.0
101	5	130	460.0
101	5	140	483.0
101	5	150	505.0

Yield class: 6

id	yield_class	age	volume_per_ha
101	6	40
101	6	50	53.0
101	6	60	127.0
101	6	70	207.0
101	6	80	280.0
101	6	90	344.0
101	6	100	397.0
101	6	110	441.0
101	6	120	477.0
101	6	130	506.0
101	6	140	529.0
101	6	150	548.0

Yield class: 7

id	yield_class	age	volume_per_ha
101	7	40	23.0
101	7	50	84.0
101	7	60	166.0
101	7	70	249.0
101	7	80	325.0
101	7	90	390.0
101	7	100	444.0
101	7	110	488.0
101	7	120	524.0
101	7	130	553.0
101	7	140	574.0
101	7	150	591.0

Yield class: 8

id	yield_class	age	volume_per_ha
101	8	40	70.0
101	8	50	123.0
101	8	60	212.0
101	8	70	296.0
101	8	80	327.0
101	8	90	437.0
101	8	100	491.0
101	8	110	535.0
101	8	120	571.0
101	8	130	599.0
101	8	140	619.0
101	8	150	634.0

Yield class: 9

id	yield_class	age	volume_per_ha
101	9	40	89.0
101	9	50	157.0
101	9	60	251.0
101	9	70	338.0
101	9	80	414.0
101	9	90	480.0
101	9	100	534.0
101	9	110	578.0
101	9	120	612.0
101	9	130	641.0
101	9	140	660.0
101	9	150	675.0

Yield class: 10

id	yield_class	age	volume_per_ha
101	10	30	27.0
101	10	40	99.0
101	10	50	197.0
101	10	60	295.0
101	10	70	382.0
101	10	80	458.0
101	10	90	524.0
101	10	100	578.0
101	10	110	623.0
101	10	120	653.0
101	10	130	681.0
101	10	140	700.0
101	10	150	716.0

Yield class: 11

id	yield_class	age	volume_per_ha
101	11	30	42.0
101	11	40	126.0
101	11	50	232.0
101	11	60	334.0
101	11	70	422.0
101	11	80	499.0
101	11	90	565.0
101	11	100	618.0
101	11	110	662.0
101	11	120	694.0
101	11	130	721.0
101	11	140	740.0
101	11	150	752.0

Yield class: 12

id	yield_class	age	volume_per_ha
101	12	30	62.0
101	12	40	158.0
101	12	50	271.0
101	12	60	375.0
101	12	70	463.0
101	12	80	541.0
101	12	90	605.0
101	12	100	659.0
101	12	110	700.0
101	12	120	735.0
101	12	130	761.0
101	12	140	779.0
101	12	150	789.0

Yield class: 13

id	yield_class	age	volume_per_ha
101	13	30	80.0
101	13	40	188.0
101	13	50	307.0
101	13	60	414.0
101	13	70	505.0
101	13	80	582.0
101	13	90	645.0
101	13	100	699.0
101	13	110	740.0
101	13	120	773.0
101	13	130	799.0
101	13	140	816.0
101	13	150	824.0

Yield class: 14

id	yield_class	age	volume_per_ha
101	14	30	102.0
101	14	40	222.0
101	14	50	346.0
101	14	60	455.0
101	14	70	547.0
101	14	80	623.0
101	14	90	685.0
101	14	100	738.0
101	14	110	780.0
101	14	120	812.0
101	14	130	836.0
101	14	140	852.0
101	14	150	858.0

Yield class: 15

id	yield_class	age	volume_per_ha
101	15	30	122.0
101	15	40	252.0
101	15	50	382.0
101	15	60	494.0
101	15	70	588.0
101	15	80	663.0
101	15	90	725.0
101	15	100	777.0
101	15	110	819.0
101	15	120	852.0
101	15	130	875.0
101	15	140	889.0
101	15	150	892.0

Yield class: 16

id	yield_class	age	volume_per_ha
101	16	30	144.0
101	16	40	283.0
101	16	50	419.0
101	16	60	535.0
101	16	70	628.0
101	16	80	703.0
101	16	90	765.0
101	16	100	816.0
101	16	110	859.0
101	16	120	891.0
101	16	130	913.0
101	16	140	926.0
101	16	150	926.0

Yield class: 17

id	yield_class	age	volume_per_ha
101	17	30	164.0
101	17	40	315.0
101	17	50	456.0
101	17	60	574.0
101	17	70	668.0
101	17	80	743.0
101	17	90	805.0
101	17	100	856.0
101	17	110	898.0
101	17	120	929.0
101	17	130	951.0
101	17	140	962.0
101	17	150	963.0

Yield class: 18

id	yield_class	age	volume_per_ha
101	18	30	186.0
101	18	40	348.0
101	18	50	495.0
101	18	60	614.0
101	18	70	708.0
101	18	80	783.0
101	18	90	844.0
101	18	100	895.0
101	18	110	937.0
101	18	120	967.0
101	18	130	989.0
101	18	140	998.0
101	18	150	1000.0

Yield class: 19

id	yield_class	age	volume_per_ha
101	19	30	207.0
101	19	40	378.0
101	19	50	530.0
101	19	60	653.0
101	19	70	749.0
101	19	80	824.0
101	19	90	885.0
101	19	100	936.0
101	19	110	977.0
101	19	120	1006.0
101	19	130	1026.0
101	19	140	1032.0
101	19	150	1034.0

Yield class: 20

id	yield_class	age	volume_per_ha
101	20	30	230.0
101	20	40	409.0
101	20	50	566.0
101	20	60	691.0
101	20	70	788.0
101	20	80	865.0
101	20	90	927.0
101	20	100	977.0
101	20	110	1017.0
101	20	120	1044.0
101	20	130	1062.0
101	20	140	1067.0
101	20	150	1068.0