how old was john havlicek when he won his 1st championship

How old was John Havlicek when he won his 1st or more championship?

Interpreted as:

	NAME	AGE	CHAMPS	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF
1	John Havlicek J. Havlicek	22	1	1962-63	BOS	80	27.5	14.3	6.7	2.2			6.0	13.6	44.5	2.2	3.0	72.8	47.9				2,200	1,140	534	179				189
2	John Havlicek J. Havlicek	23	1	1963-64	BOS	80	32.3	19.9	5.4	3.0			8.0	19.2	41.7	3.9	5.3	74.6	46.3				2,587	1,595	428	238				227
3	John Havlicek J. Havlicek	24	1	1964-65	BOS	75	28.9	18.3	4.9	2.7			7.6	18.9	40.1	3.1	4.2	74.4	44.1				2,169	1,375	371	199				200
4	John Havlicek J. Havlicek	25	1	1965-66	BOS	71	30.6	18.8	6.0	3.0			7.5	18.7	39.9	3.9	4.9	78.5	45.0				2,175	1,334	423	210				158
5	John Havlicek J. Havlicek	26	0	1966-67	BOS	81	32.1	21.4	6.6	3.4			8.4	19.0	44.4	4.5	5.4	82.8	50.0				2,602	1,733	532	278				210
6	John Havlicek J. Havlicek	27	1	1967-68	BOS	82	35.6	20.7	6.7	4.7			8.1	18.9	42.9	4.5	5.5	81.2	48.6				2,921	1,700	546	384				237
7	John Havlicek J. Havlicek	28	1	1968-69	BOS	82	38.7	21.6	7.0	5.4			8.4	20.8	40.5	4.7	6.0	78.0	45.9				3,174	1,771	570	441				247
8	John Havlicek J. Havlicek	29	0	1969-70	BOS	81	41.6	24.2	7.8	6.8			9.1	19.6	46.4	6.0	7.1	84.4	53.3				3,369	1,960	635	550				211
9	John Havlicek J. Havlicek	30	0	1970-71	BOS	81	45.4	28.9	9.0	7.5			11.0	24.5	45.0	6.8	8.4	81.8	51.3				3,678	2,338	730	607				200
10	John Havlicek J. Havlicek	31	0	1971-72	BOS	82	45.1	27.5	8.2	7.5			10.9	23.9	45.8	5.6	6.7	83.4	51.2				3,698	2,252	672	614				183
11	John Havlicek J. Havlicek	32	0	1972-73	BOS	80	42.1	23.8	7.1	6.6			9.6	21.3	45.0	4.6	5.4	85.8	50.2				3,367	1,902	567	529				195
12	John Havlicek J. Havlicek	33	1	1973-74	BOS	76	40.7	22.6	6.4	5.9	1.3	0.4	9.0	19.8	45.6	4.6	5.5	83.2	50.9	1.8	4.6		3,091	1,716	487	447	95	32		196
13	John Havlicek J. Havlicek	34	0	1974-75	BOS	82	38.2	19.2	5.9	5.3	1.3	0.2	7.8	17.2	45.5	3.5	4.0	87.0	50.5	1.9	4.0		3,132	1,573	484	432	110	16		231
14	John Havlicek J. Havlicek	35	1	1975-76	BOS	76	34.2	17.0	4.1	3.7	1.3	0.4	6.6	14.8	45.0	3.7	4.4	84.4	50.8	1.5	2.6		2,598	1,289	314	278	97	29		204
15	John Havlicek J. Havlicek	36	0	1976-77	BOS	79	36.9	17.7	4.8	5.1	1.1	0.2	7.3	16.2	45.2	3.0	3.6	81.6	49.5	1.4	3.5		2,913	1,395	382	400	84	18		208
16	John Havlicek J. Havlicek	37	0	1977-78	BOS	82	34.1	16.1	4.0	4.0	1.1	0.3	6.7	14.8	44.9	2.8	3.3	85.5	49.5	1.1	2.9	2.5	2,797	1,322	332	328	90	22	204	185
	Average		0.5			79.4	36.6	20.8	6.3	4.8	1.2	0.3	8.3	18.8	43.9	4.2	5.2	81.5	49.2	1.5	3.5	2.5	2904.4	1649.7	500.4	382.1	95.2	23.4	204.0	205.1
	Total		8			1,270	36.6	20.8	6.3	4.8	1.2	0.3	8.3	18.8	43.9	4.2	5.2	81.5	49.2	1.5	3.5	2.5	46,471	26,395	8,007	6,114	476	117	204	3,281