there seems to be an overlap problem for rsrp and for rsrq in documentation and code comments

[_rm]

looking at  https://github.com/nrfconnect/sdk-nrf/blob/main/include/modem/lte_lc.h

/**
* RSRP.
*
* * -17: RSRP < -156 dBm
* * -16: -156 ≤ RSRP < -155 dBm
* * ...
* * -3: -143 ≤ RSRP < -142 dBm
* * -2: -142 ≤ RSRP < -141 dBm
* * -1: -141 ≤ RSRP < -140 dBm
* * 0: RSRP < -140 dBm
* * 1: -140 ≤ RSRP < -139 dBm
* * 2: -139 ≤ RSRP < -138 dBm
* * ...
* * 95: -46 ≤ RSRP < -45 dBm
* * 96: -45 ≤ RSRP < -44 dBm
* * 97: -44 ≤ RSRP dBm
* * @ref LTE_LC_CELL_RSRP_INVALID : not known or not detectable
*/
int16_t rsrp;

/**
* RSRQ.
*
* * -30: RSRQ < -34 dB
* * -29: -34 ≤ RSRQ < -33.5 dB
* * ...
* * -2: -20.5 ≤ RSRQ < -20 dB
* * -1: -20 ≤ RSRQ < -19.5 dB
* * 0: RSRQ < -19.5 dB
* * 1: -19.5 ≤ RSRQ < -19 dB
* * 2: -19 ≤ RSRQ < -18.5 dB
* * ...
* * 32: -4 ≤ RSRQ < -3.5 dB
* * 33: -3.5 ≤ RSRQ < -3 dB
* * 34: -3 ≤ RSRQ dB
* * 35: -3 ≤ RSRQ < -2.5 dB
* * 36: -2.5 ≤ RSRQ < -2 dB
* * ...
* * 45: 2 ≤ RSRQ < 2.5 dB
* * 46: 2.5 ≤ RSRQ dB



there seems to be an overlap problem for rsrp and for rsrq

* * -1: -141 ≤ RSRP < -140 dBm
* * 0: RSRP < -140 dBm

* * -1: -20 ≤ RSRQ < -19.5 dB
* * 0: RSRQ < -19.5 dB

see also https://docs.nordicsemi.com/bundle/ncs-2.4.3/page/nrf/libraries/modem/lte_lc.html , ... 

what is the actual behaviour?