Table:
|  | 2015 Grant | 2016 Grant | 2017 Grant | 2018 Grant | 2019 Grant |
| --- | --- | --- | --- | --- | --- |
| Grant date | 11th June | 5th April | 26th May | 4th April | 15th May |
| Mid market share price at grant date | 3,460.0p | 3,550.0p | 5,256.0p | 5,560.0p | 8,161.0p |
| Number of employees | 15 | 13 | 12 | 12 | 12 |
| Shares under scheme | 70,290 | 69,890 | 62,356 | 60,899 | 60,626 |
| Vesting period | 3 years | 3 years | 3 years | 3 years | 3 years |
| Probability of vesting | 71.5% | 70.8% | 73.1% | 73.5% | 74.1% |
| Fair value | 2,473.9p | 2,513.4p | 3,842.1p | 4,084.4p | 6,048.9p |
Paragraphs:
Performance Share Plan
The relevant disclosures in respect of the Performance Share Plan grants are set out below.
Question:
What was the number of employees under the 2015 Grant?
Answer: 15