| Variables | Mean | Standard Deviation | Minimum | Maximum |
| RD intensity | 0.05 | 0.05 | 0.00 | 0.89 |
| Subsidy | 0.01 | 0.17 | 0.00 | 16.47 |
| EPS | 0.50 | 0.62 | −0.20 | 21.56 |
| ROA | 6.82 | 0.07 | −10.90 | 32.30 |
| Size | 21.83 | 1.35 | 18.20 | 28.51 |
| Profit | 18.64 | 1.42 | 10.34 | 24.71 |
| Growth | 0.29 | 2.93 | −0.86 | 251.21 |
| Age | 15.62 | 5.52 | 1.00 | 61.00 |
| lk | 0.06 | 0.07 | −2.00 | 2.60 |