Table 5. Earliest age and associated service requirement for vesting in private pension plans, September 1, 1974

Table 5. Earliest age and associated service requirement for vesting in private pension plans, September 1, 1974
Vesting provision	Participants (in thousands)	Percent of participants
All	22,814	100.0
With vesting provisions	19,816	86.9
With immediate vesting	38	0.2
Cliff vesting	15,924	69.8
Full vesting at any age, with:	8,819	38.7
Less than 10 years' service	487	2.1
10 to 14 years' service	5,445	23.9
15 to 19 years' service	2,040	8.9
20 or more years' service	847	3.7
At age 40 or earlier, with:	3,642	16.0
5 to 9 years' service	66	0.3
10 to 14 years' service	1,231	5.4
15 to 19 years' service	2,329	10.2
20 or more years' service	16	0.1
At age 41-45, with:	1,804	7.9
5 to 9 years' service	40	0.2
10 to 14 years' service	488	2.1
15 to 19 years' service	1,227	5.4
20 years' service	49	0.2
At age 50 or later, with:	1,477	6.5
No service	95	0.4
10 to 14 years' service	490	2.1
15 to 19 years' service	511	2.2
20 or more year's service	381	1.7
When age plus service reaches a specified sum	159	0.7
Other requirement	23	0.1
Graduated vesting	4,120	18.1
Full vesting at any age, with:	2,762	12.1
5 to 9 years' service	182	0.8
10 to 14 years' service	555	2.4
15 to 19 years' service	860	3.8
20 or more years' service	1,165	5.1
After specified age, with:	1,176	5.2
No service requirement	11	0.0
Less than 5 years' service	36	0.2
5 to 9 years' service	2	0.0
10 to 14 years' service	18	0.1
15 to 19 years' service	924	4.1
20 or more years' service	185	0.8
Age and service requirement not determinable	35	0.2
Full vesting never achieved	147	0.6
Without vesting provisions	2,708	11.9
Vesting provisions not determinable	280	1.2
Note: Since some plans provided both cliff and graduated forms of vesting, sums exceed totals.