how long did dirk have the ball in an average game

Dirk Nowitzki had 20.0 points per game versus the Spurs on April 10, 2019.

Interpreted as:

How long did dirk have the ball in an average regular-season game?

	NAME	DATE	PPG	TM		OPP	MIN	PTS	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	Dirk Nowitzki D. Nowitzki	4/10/2019	20.0	DAL	@	SAS	32	20	10	1	1	0	8	21	38.1	2	6	33.3	2	2	100.0	45.7	0	10	0	2	-11
2	Dirk Nowitzki D. Nowitzki	4/9/2019	30.0	DAL	vs	PHX	33	30	8	3	0	1	11	31	35.5	5	14	35.7	3	3	100.0	46.4	1	7	2	3	+11
3	Dirk Nowitzki D. Nowitzki	4/7/2019	2.0	DAL	@	MEM	12	2	5	1	0	1	1	5	20.0	0	2	0.0	0	0		20.0	0	5	0	0	+6
4	Dirk Nowitzki D. Nowitzki	4/5/2019	12.0	DAL	vs	MEM	25	12	7	1	0	0	5	12	41.7	2	5	40.0	0	0		50.0	0	7	0	3	-20
5	Dirk Nowitzki D. Nowitzki	4/3/2019	9.0	DAL	vs	MIN	22	9	4	2	0	0	4	12	33.3	1	8	12.5	0	0		37.5	0	4	1	0	-7
6	Dirk Nowitzki D. Nowitzki	4/1/2019	7.0	DAL	vs	PHI	17	7	5	0	0	0	3	10	30.0	1	3	33.3	0	0		35.0	0	5	0	1	+13
7	Dirk Nowitzki D. Nowitzki	3/31/2019	7.0	DAL	@	OKC	27	7	13	0	0	1	2	10	20.0	1	5	20.0	2	3	66.7	30.9	1	12	0	2	+14
8	Dirk Nowitzki D. Nowitzki	3/28/2019	13.0	DAL	@	MIA	28	13	3	1	0	0	5	13	38.5	3	9	33.3	0	0		50.0	0	3	0	1	-13
9	Dirk Nowitzki D. Nowitzki	3/26/2019	9.0	DAL	vs	SAC	11	9	2	0	0	0	3	6	50.0	1	3	33.3	2	2	100.0	65.4	1	1	2	2	-3
10	Dirk Nowitzki D. Nowitzki	3/23/2019	21.0	DAL	@	GSW	26	21	5	1	0	2	8	14	57.1	5	8	62.5	0	0		75.0	0	5	0	2	+25
11	Dirk Nowitzki D. Nowitzki	3/21/2019	3.0	DAL	@	SAC	13	3	2	1	1	0	1	5	20.0	1	2	50.0	0	0		30.0	0	2	0	2	+5
12	Dirk Nowitzki D. Nowitzki	3/20/2019	3.0	DAL	@	POR	14	3	2	0	0	1	1	3	33.3	0	1	0.0	1	1	100.0	43.6	0	2	1	1	-6
13	Dirk Nowitzki D. Nowitzki	3/18/2019	8.0	DAL	vs	NOP	12	8	1	2	0	0	3	6	50.0	0	2	0.0	2	2	100.0	58.1	1	0	0	0	-4
14	Dirk Nowitzki D. Nowitzki	3/16/2019	14.0	DAL	vs	CLE	29	14	6	1	2	2	5	13	38.5	2	5	40.0	2	4	50.0	47.4	0	6	1	4	+8
15	Dirk Nowitzki D. Nowitzki	3/14/2019	9.0	DAL	@	DEN	19	9	0	1	0	0	3	5	60.0	3	4	75.0	0	0		90.0	0	0	1	2	-4
16	Dirk Nowitzki D. Nowitzki	3/12/2019	8.0	DAL	vs	SAS	18	8	3	0	0	0	3	5	60.0	2	3	66.7	0	1	0.0	73.5	0	3	0	0	-3
17	Dirk Nowitzki D. Nowitzki	3/10/2019	6.0	DAL	vs	HOU	7	6	2	1	0	1	1	3	33.3	0	1	0.0	4	7	57.1	49.3	0	2	0	1	-9
18	Dirk Nowitzki D. Nowitzki	3/8/2019	15.0	DAL	@	ORL	19	15	5	1	0	0	6	11	54.5	1	3	33.3	2	3	66.7	60.9	0	5	0	2	0
19	Dirk Nowitzki D. Nowitzki	3/6/2019	2.0	DAL	@	WAS	12	2	2	0	0	0	0	3	0.0	0	2	0.0	2	2	100.0	25.8	0	2	1	0	0
20	Dirk Nowitzki D. Nowitzki	3/4/2019	4.0	DAL	@	BKN	19	4	4	2	0	0	2	13	15.4	0	7	0.0	0	0		15.4	0	4	1	1	-12
21	Dirk Nowitzki D. Nowitzki	3/2/2019	7.0	DAL	vs	MEM	23	7	7	1	0	0	2	10	20.0	1	6	16.7	2	2	100.0	32.2	1	6	0	3	-6
22	Dirk Nowitzki D. Nowitzki	2/27/2019	11.0	DAL	vs	IND	22	11	5	3	0	0	4	10	40.0	3	6	50.0	0	0		55.0	0	5	0	3	-3
23	Dirk Nowitzki D. Nowitzki	2/25/2019	12.0	DAL	@	LAC	26	12	5	1	0	1	3	10	30.0	2	7	28.6	4	4	100.0	51.0	0	5	0	1	-1
24	Dirk Nowitzki D. Nowitzki	2/23/2019	15.0	DAL	@	UTA	25	15	2	1	1	0	6	14	42.9	3	9	33.3	0	0		53.6	0	2	0	4	-2
25	Dirk Nowitzki D. Nowitzki	2/22/2019	3.0	DAL	vs	DEN	18	3	5	2	0	0	1	7	14.3	0	3	0.0	1	2	50.0	19.0	0	5	0	3	-14