**Table 5:** Column densities of the individual clouds along each sightline. No isolated component is found in the O I $\lambda$ 1356 and P II $\lambda$ 1533 lines for HD 224151.
Sightline	Component #	$V_{\rm LSR}$	$\log N$ (O I)	$\log N$ (P II)	$\log$ P II/O I
		(km s^-1)
HD 24534	1	13.8	$17.82\pm0.06$	$14.42\pm0.11$	$-3.40\pm0.08$
HD 93222	1	-8.9	$17.44\pm0.05$	$14.23\pm0.01$	$-3.21\pm0.05$
	2	-25.6	$17.81\pm0.02$	$14.48\pm0.01$	$-3.33\pm0.02$
	3	3.6	$17.64\pm0.03$	$14.37\pm0.02$	$-3.27\pm0.04$
HD 99857	1	6.5	$17.90\pm0.03$	$14.64\pm0.02$	$-3.26\pm0.04$
HD 104705	1	2.2	$17.62\pm0.02$	$14.33\pm0.01$	$-3.29\pm0.02$
	2	-30.4	$16.66\pm0.02$	$13.75\pm0.09$	$-2.91\pm0.09$
	3	-19.9	$17.11\pm0.11$	$13.88\pm0.07$	$-3.23\pm0.13$
HD 121968	1	-10.3	$17.10\pm0.11$	$14.02\pm0.09$	$-3.08\pm0.15$
HD 124314	1	0.5	$17.23\pm0.15$	$13.88\pm0.22$	$-3.35\pm0.30$
	2	-10.3	$17.07\pm0.13$	$13.54\pm0.31$	$-3.53\pm0.37$
	3	-21.0	$17.25\pm0.14$	$13.93\pm0.33$	$-3.08\pm0.15$
HD 177989	1	-2.4	$17.54\pm0.05$	$14.19\pm0.07$	$-3.35\pm0.09$
HD 202347	1	-13.8	$17.40\pm0.09$	$14.05\pm0.06$	$-3.35\pm0.11$
	2	-8.4	$16.96\pm0.13$	$13.61\pm0.11$	$-3.35\pm0.18$
HD 218915	1	-9.1	$17.27\pm0.05$	$13.98\pm0.05$	$-3.29\pm0.07$
	2	-19.5	$16.85\pm0.13$	$13.51\pm0.11$	$-3.34\pm0.18$

^* Number within parentheses are 1- $\sigma$ error bars.

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