Table 1 in How long do dolphins live? Survival rates and life expectancies for bottlenose dolphins in zoological facilities ťs. wild populations

Table 1. Mean and median life expectancies (in years, with 95% confidence intervals) for bottlenose dolphins in zoological care as calculated by Kaplan-Meier analyses. Time periodMedian LE (CI)Mean LE (CI)1974–19829.0 (5.9–11.4)10.6 (8.8–12.5)1983–199215.3 (12.5–17.1)17.3 (15.2–19.4)1993–200218.2 (14.1–20.3)20.3 (18.0–22.5)2003–201229.2 (25.0–32.9)28.2 (25.3–31.0)