指标 | pi_2019 | si_2019 | ti_2019 | pi_2020 | si_2020 | ti_2020 | RDP_2019 | RDP_2020 |
pi_2019 | 1 |
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si_2019 | 0.027 | 1 |
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ti_2019 | −0.620* | −0.800** | 1 |
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pi_2020 | 0.997** | 0.049 | −0.639* | 1 |
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si_2020 | 0.034 | 0.989** | −0.795** | 0.056 | 1 |
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ti_2020 | −0.690* | −0.734* | 0.989** | −0.704* | −0.746** | 1 |
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RDP_2019 | −0.925** | −0.301 | 0.797** | −0.940** | −0.315 | 0.844** | 1 |
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RDP_2020 | −0.942** | −0.238 | 0.758** | −0.955** | −0.25 | 0.809** | 0.993** | 1 |