Odd-numbered years

a

b

95% C.L.

Detection of density effect

Simple

0.738

0.528

(0.204, 0.852)

b < 1

Detected

Deming

−0.0669

0.918

(0.689, 1.208)

b = 1

Not detected

P-B

−0.0418

1.021

(0.733, 1.470)

b = 1

Not detected

Even-numbered years

a

b

95% C.L.

Simple

0.87

0.52

(0.164, 0.876)

b < 1

Detected

Deming

0.0518

1.015

(0.578, 1.592)

b = 1

Not detected

P-B

−0.153

1.117

(0.430, 1.571)

b = 1

Not detected